explaination of mysql/bin/ file
1 innochecksum
5 msql2mysql
6 myisamchk
7 myisam_ftdump
8 myisamlog
9 myisampack
10 my_print_defaults
11 mysql
12 mysqlaccess
13 mysqlaccess.conf
14 mysqladmin
15 mysqlbinlog
16 mysqlbug
17 mysqlcheck
18 mysql_client_test
19 mysql_client_test_embedded
20 mysql_config
21 mysql_convert_table_format
22 mysqld
23 mysqld-debug
24 mysqld_multi
25 mysqld_safe
26 mysqldump
27 mysqldumpslow
28 mysql_find_rows
29 mysql_fix_extensions
30 mysql_fix_privilege_tables
31 mysqlhotcopy
32 mysqlimport
33 mysqlmanager
34 mysql_secure_installation
35 mysql_setpermission
36 mysqlshow
37 mysqlslap
38 mysqltest
39 mysqltest_embedded
40 mysql_tzinfo_to_sql
41 mysql_upgrade
42 mysql_waitpid
43 mysql_zap
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alter table tabelname add new_field_id int(5) unsigned default 0 not null auto_increment ,add primary key (new_field_id);
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alter table t2 add d timestamp;
alter table infos add ex tinyint not null default '0';
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alter table t2 drop column c;
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